3mL Cartridge w/500mg Amberlite XAD-7, 50/pk Back Catalog number: 2193 Availability: In the manufacturer's stock Price on request - + Recommended 730010 Chromab. columns C18 ec f, 6mL, 1000mg 3 198,00 Kč 2143 3mL Cart. w/500mg ALB Alumina (Basic) 50/pk Price on request 730107G Chromab. columns SiOH, 6mL, 2000mg 7 202,00 Kč